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Research

Sleep Loss Encourages Spread of Toxic Alzheimer’s Protein

In addition to memory loss and confusion, many people with Alzheimer’s disease have trouble sleeping. Now an NIH-funded team of researchers has evidence that the reverse is also true: a chronic lack of sleep may worsen the disease and its associated memory loss.

Women’s Brains Appear Younger Than Men’s. So Why Are They More At Risk for Alzheimer’s?

We know there are differences in men and women’s brains that can translate to varied reactions to environmental, lifestyle and genetic factors. But a new study has found that women’s brains appear to be several years younger than the brains of men who were the same age.

Half of Adults Don’t Know the Risk Factors for Dementia

One in ten people over the age of 65 will be diagnosed with dementia. For people over 85, dementia is already a reality for 32 percent of the population. With numbers like that, you’d think that the general population would be on the lookout for ways to minimize their risk, right?

An Education Is No Defense Against Alzheimer’s, But Learning Is Still Good for the Brain

There is little that is known for sure in the realm of Alzheimer’s research, and what we do know seems like it’s always changing. Case in point: It used to be that having an education was considered a defense against Alzheimer’s. But new research is showing that presumption might not be the case.

Watch Out for False Promises About So-Called Alzheimer’s Cures

Chances are, you know someone with Alzheimer’s disease or a related dementia involving memory loss. That’s due in part to the fact that as our older population grows, so does the number of people facing serious cognitive and related health issues.

Could Gut Bacteria Be Linked to Dementia Risk?

People with dementia show a different makeup in the bacteria dwelling in their guts, a preliminary study finds -- raising questions about whether the "bugs" play some role in the brain disease.

Studies explore Alzheimer’s risk factors, biomarkers in Latinos

Most people have a greater chance of developing Alzheimer’s disease as they age. For Latinos—the fastest-growing group of older adults in the United States—some risk factors seem to matter more than for other groups.

Lowering blood pressure may help cut risk of early dementia, study finds

Lowering blood pressure to 120 reduces risk of developing mild cognitive impairment, a common precursor to Alzheimer’s, study says.

Could a Common Gum Disease Bacteria Kickstart Alzheimer’s?

Could taking care of your gums and teeth lower your risk for Alzheimer’s later in life? Maybe, according to a new study that found a link between gum disease and dementia.

An Expert’s Secrets to a Better Night’s Sleep—And a Healthier Brain

We know some of the harmful effects of sleep deprivation, including an increased risk of getting into a car crash or even developing Alzheimer’s. But what happens inside of a sleep-deprived brain?